648 



SEINOSUKE UCIIIDA; 



Named in honour of the collector, Dr. Tokuichi Shiraki of the 

 Agricultural Experiment Station o r Taihoku. 



25. Myrsidea urocissae (Uchida). 



Alenopon urocissae Uchida, Journ. Coll. Agric. Imp. Univ. Tokyo, vol. Ill, p. 

 186, pi. x, fig. 5. 



A female and three male individuals collected from Vrocissa cœrulea 

 shot at Shishitö, May 27. The species has hitherto been known from 

 females only. 



Description of the male : — Smaller than the female, especially in 

 the size of abdomen ; posterior margin of all abdominal segments 

 nearly straight, except the eighth in which it is slightly convex ; the 

 last abdominal segment somewhat narrower than in the female, and 

 bearing eight fine hairs on the posterior margin instead of being con- 

 tinuously fringed by same. Genitaliaisomewhat broad, distinct, reaching 

 from the anterior margin of the fourth segment to the m:ddle of the 

 last segment. 



Measurements : 







S 







mm. 



mm. 



mm. 



Length of body 



I.70 



I.60 



2.0O 



Width of body 



O.70 



O.69 



O.87 



Length of head 



0.31 



0.31 



O.32 



Width of head 



O.59 



O.59 



O.65 



Length of piothorax 



0.21 



0.20 



O.25 



Width of prothorax 



O.36 



c-37 



04I 



Length of metathorax 



O.27 



0.27 



O.27 



Width of metathorax 



O.SO 



0.50 



O.63 



Gen. Comatomenopon n. gen. 



Menoponidae with elongate, whitish translucent body. Head long, 

 rounded at anterior margin ; temples prominent ; lateral margin with a 

 deep, distinct notch just in front of eye. No spines on ventral surface 



